GeForce GT 640M vs Radeon R5 M330

GeForce GT 640M
Memory: 2048Mb DDR3MOBILE
Release date: 22 Mar 2012
GeForce GT 640M
Radeon R5 M330
Memory: 2048Mb DDR3MOBILE
Release date: 5 May 2015
Radeon R5 M330

Summary

Synthetic performance index

  • GeForce GT 640M
    124%
  • Radeon R5 M330
    100%

Relative performance

Reasons to consider GeForce GT 640M

Around 24% higher average synthetic performance.
Supports PhysX
Supports G-Sync
Supports ShadowPlay (allows game streaming/recording with minimum performance penalty)
Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications

Reasons to consider Radeon R5 M330

This is a much newer product, it might have better long term support.
Supports Direct3D 12 Async Compute
Supports ReLive (allows game streaming/recording with minimum performance penalty)
Supports Mantle
Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications

GeForce GT 640M

HWBench recommends GeForce GT 640M

The GeForce GT 640M is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

GeForce GT 640MRadeon R5 M330
GPU NameGK107 (N13P-GS)vsExo (Exo PRO)
Fab Process28 nmvs28 nm
Die Size118 mm²vs77 mm²
Transistors1,270 millionvs1,040 million
Shaders384vs320
Compute Units2vs5
Core clock625 MHzvs955 MHz
ROPs16vs8
TMUs32vs20

Memory Configuration

GeForce GT 640MRadeon R5 M330
Memory TypeDDR3vsDDR3
Bus Width128 bitvs64 bit
Memory Speed900 MHz
1800 MHz effective
vs900 MHz
1800 MHz effective
Memory Size2048 Mbvs2048 Mb

Additional details

GeForce GT 640MRadeon R5 M330
TDP32 wattsvs18 watts
Release Date22 Mar 2012vs5 May 2015

Raw Performance comparison

Pixel Rate

  • GeForce GT 640M
    5.00 GP/s
  • Radeon R5 M330
    8.24 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce GT 640M
    20.00 GT/s
  • Radeon R5 M330
    20.60 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce GT 640M
    28.80 GB/s
  • Radeon R5 M330
    14.40 GB/s

GB/s - higher is better

Single precision performance

  • GeForce GT 640M
    480.00 GFLOPs
  • Radeon R5 M330
    659.20 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • GeForce GT 640M
    1770
  • Radeon R5 M330
    1420

Points (higher is better)

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